Cell Division Chapter 9
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1
Define cell division
The distribution of identical genetic material(DNA) to 2 daughter cells.
2
Put these in order from largest to smallest, Chromatin, Chromosomes, Chromatid.
Chromosomes, Chromatid, Chromatin
3
What are DNA molecules packaged into?
Chromosomes
4
What are human somatic cells? How many chromosomes do they have?
Body cells, 46 chromosomes
5
What are human gametes? How many chromosomes do they have?
Sperm or Ova, 23 chromosomes
6
What are chromatin?
Loosely packed DNA molecules that are in a disorganized mass at the center of the nucleus or just untight in general.
7
What are chromatids?
2 identical strands of DNA molecules that are more tightly coiled. Chromatids make up a chromosome.
8
What are chromosomes?
X shaped DNA structures that are made up of chromatids and are found in the nucleus of a cell.
9
What are the parts of a chromosome?
Sister chromatids, Centromere
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